Iowa City has a humid continental climate, hot summer subtype (Dfa in the Köppen climate classification). This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid. in January to 75.5 °F (24.2 °C). While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. The brighter period of the year lasts for 3.6 months, from May 2 to August 23, with an average daily incident shortwave energy per square meter above 5.9 kWh. Iowa City, IA Weather Iowa City, IA climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 20's. The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . Find out how often it rains, snows, and the gets cold or hot in Iowa City. In Iowa City, there are 4 comfortable months with high temperatures in the range of 70-85°. in January to 75.5 °F (24.2 °C). The highest chance of a day with snow alone is 6% on January 11. The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1981 to 2010. Iowa City climate summary The Iowa City lies on 208m above sea level The climate is cold and temperate. The brightest day of the year is June 30, with an average of 7.0 kWh. Maximum temperature yesterday: 38 °F (at 9:52 am) Minimum temperature yesterday: 26 °F (at 10:52 pm) Average temperature yesterday: 33 °F. The earliest sunrise is at 5:31 AM on June 14, and the latest sunrise is 2 hours, 7 minutes later at 7:37 AM on October 31. April 30th to July 15th. July is the hottest month for Iowa City with an average high temperature of 85.1°, which ranks it as warmer than most places in Iowa. The muggier period of the year lasts for 3.6 months, from May 28 to September 17, during which time the comfort level is muggy, oppressive, or miserable at least 14% of the time. The average growing degree days accumulated over the course of the year, with 25th to 75th and 10th to 90th percentile bands. The most snow falls during the 31 days centered around December 27, with an average total liquid-equivalent accumulation of 0.4 inches. Based on growing degree days alone, the first spring blooms in Iowa City should appear around April 9, only rarely appearing before March 27 or after April 24. : Average precipitation in inch - DP : Days with precipitation - Sun : Hours of sunshine, Monthly averages Iowa CityLongitude: -91.5481, Latitude: 41.6398Average weather Iowa City, IA - 52246, Monthly: 1981-2010 normalsHistory: 2007-2019. The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands. The growing season in Iowa City typically lasts for 6.0 months (182 days), from around April 16 to around October 14, rarely starting before March 29 or after May 5, and rarely ending before September 27 or after November 1. The tables give the normals for maximum and minimum yearly temperatures based on weather data collected … Complete climate information for Iowa City, Iowa. January is in the winter in Iowa City and is typically the coldest month of the year. The thin dotted line is the corresponding average liquid-equivalent snowfall. Air Dwpt 6 hour altimeter (in) Monthly: 1981-2010 normals History: 2007-2018. Iowa City, IA . Averages are for Des Moines International Airport, which is 5 miles from Des Moines. Within 50 miles contains only modest variations in elevation (597 feet). From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. Average monthly temperatures range from about 23.5 °F (−4.7 °C). The darkest day of the year is December 20, with an average of 1.8 kWh. The tourism score favors clear, rainless days with perceived temperatures between 65°F and 80°F. Todayâs and tonightâs Iowa City, IA weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com Average temperature: Average daily (24h) temperature per month. Monthly temperature, precipitation and hours of sunshine. The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. There are 2 weather stations near enough to contribute to our estimation of the temperature and dew point in Iowa City. Av. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. Daytime maximum temperatures average around a freezing -2°C (28°F), whilst at night -12°C (11°F) is normal. high : Average high in ÂºF - Av.low : Average low in ÂºF - Av. The windier part of the year lasts for 7.7 months, from October 3 to May 24, with average wind speeds of more than 10.1 miles per hour. Iowa City Municipal Airport: Enter Your "City, ST" or zip code : metric: D a t e Time (cst) Wind (mph) Vis. All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. 38.64 inches: How Many Rainy Days a year are there in Iowa? The shaded overlays indicate night and civil twilight. On September 13, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 69% of the time, and overcast or mostly cloudy 31% of the time. With an average high-temperature of 32°F (0°C) and an average low-temperature of 15.1°F (-9.4°C), January is the coldest month in Iowa City. There is significant rainfall throughout the year in Iowa City. Fetch the Iowa City, Iowa normal high and low temperatures from AerisWeather. Average Weather in December in Iowa City Iowa, United States. Daylight saving time (DST) is observed in Iowa City during 2020, starting in the spring on March 8, lasting 7.8 months, and ending in the fall on November 1. The calmer time of year lasts for 4.3 months, from May 24 to October 3. ANNUAL JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC YEARS # CITIES ; Average Temperature (F) 48.3: 19.1: 23.6: 35.4: … The thin dotted line is the corresponding average rainfall. Iowa - Iowa - Climate: Iowa has a four-season climate, reflecting the stateâs position deep in the interior of the continent. Rainfall (in. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. Iowa City, Iowa, United States of America - Monthly weather averages including average high and low Temperature, Precipitation, Pressure, Wind Charts to assist you in planning your travel, holiday or an outdoor activity at Iowa City, United States of America The average liquid-equivalent snowfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands.